calc_elite.elite

OperaMasks是一种基于J2EE的Web开发技术

@Bind @Required first::double = 22;
@Bind @Required second::double = 7;
@Bind @Pattern("#,##0.00") result::double;

@Action void add()      => result = first + second;
@Action void subtract() => result = first - second;
@Action void multiply() => result = first * second;
@Action void divide()   => result = first / second;